the south for the final advance towards bu ##in continued into august , combat operations on the island ceased as the war came to an end before these were completed . as a result , the final australian operations on bo ##uga ##in ##ville took place on the rats ##ua front in the northern sector , where the australians had been conducting a holding action since the failed landing at porto ##n plantation had forced them to abandon plans for an advance into the bon ##is peninsula . by mid @ - @ august , however , following the dropping of two atomic bombs on hiroshima and nagasaki and japan ' s subsequent un ##con ##ditional surrender , a cease fire was ordered on the island and although
the south for the final advance towards buin continued into august, combat operations on the island ceased as the war came to an end before these were completed. as a result, the final australian operations on bougainville took place on the ratsua front in the northern sector, where the australians had been conducting a holding action since the failed landing at porton plantation had forced them to abandon plans for an advance into the bonis peninsula. by mid @ - @ august, however, following the dropping of two atomic bombs on hiroshima and nagasaki and japan's subsequent unconditional surrender, a cease fire was ordered on the island and although